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PLAN VIEW <br />F 11:; <br />Key — Utilities <br />Power] me (overhead) a • Telephone (buried) Water Mine Power Pole <br />Powerline (buried) Storm Sewer Water — Potable Power Pole (abandoned) <br />Powerline (overhead - abandoned) Sanitary Sewer Water —Raw Light Pole <br />Power] inc (owned by others) El Water Pipe Vault <br />• Pond Underdrain <br />INSET I- REFUSE DISPOSAL AREA <br />Legend <br />� ■ ■ � Property Boundary Road <br />Ion - wNWmm t Permit Boundary Fence Line <br />Surface Contour (ft) <br />(contour interval: 20 ft) <br />Surface Disturbance <br />0 <br />r� <br />I ..- / <br />W. <br />Notes: <br />• Map Grid —State Plane Zone 0503 NAD83 <br />• Inset 1 shows the areajust north of the refuse dani (CI = 50 ft) <br />• Aerial photography— August 2010 <br />• Surface contours 2010 <br />Typical Section Vault 5 to Vault 3 (NTS)* Typical Section Vault 6 to Vault 5 (NTS)* <br />—l~ �_ / '_� ,,,�"��� �"`�.,, ®• –' Common On -Site Backfill <br />-tq Existing Common On -Site Backfill <br />Ground Existing <br />Ground <br />Select Backfilling & i - -- .5 1 { <br />E Select Backfillm g & I <br />t <br />H Launching unchin _ -- _ r h ��� ( 6 <br />_ f Launching <br />od '6 .� ^1_ a •..•. 9. .. • :.. _ .• •. . -.. I p <br />Pond 008A <br />"O" Ring <br />izla�I10 <br />her <br />Description <br />by <br />Date <br />I <br />Archaeological information <br />DMS <br />1125/86 <br />2 <br />Topsoil, clean coal and mw coal stockpiles tabled <br />SAD <br />12/8/86 <br />3 <br />Raw coal [..deal and belt <br />DMS <br />1/19/89 <br />4 <br />Roads in eastern topsoil stockpile area revised <br />TJA <br />226/87 <br />5 <br />Technical Revision -Added haul roads to raw and clean coal stockpile areas, revised access <br />road north of Ind. Bldg to a haul road. <br />WAS <br />4/13/87 <br />6 <br />Relocated access road to refuse area (inset 1) <br />DMS <br />2 /I6B8 <br />7 <br />Road..ved (appm. 1150' from mine cut..) <br />SM <br />4/4/88 <br />8 <br />Permit renewal <br />DMS <br />10/13/88 <br />9 <br />Haul road run], fsilos added <br />SM <br />11/16/88 <br />10 <br />Added diesel fuel station, coal sample station, new truck during, and temp. truck dump, rework topsoil pile. <br />Expand new coal pile and clean coal pile with disturbed area boundary. <br />DF <br />126/90 <br />11 <br />Added Magnesium Chloride look location and removal and mciscralion ofoil storage looks <br />DF <br />6 /4/90 <br />12 <br />Added north addition to prep plant <br />DP <br />821/90 <br />13 <br />Added new refuse access road (inset 1) <br />DF <br />925790 <br />14 <br />Added sco frern tank location <br />DF <br />11/1/90 <br />15 <br />Added haul road extension <br />DF <br />125/91 <br />16 <br />Added buextension, bud .ad ex coal stockpile areas, and related culverts <br />DF <br />1226/91 <br />17 <br />Added gasoline fimltirg station <br />DF <br />2/4/92 <br />18 <br />Added haul road extension near, coal lab <br />DP <br />221/92 <br />19 <br />Changed permit boundary, added development coal waste pile and sewage treatment plant <br />RCS <br />2/26/93 <br />20 <br />Changed Coal stockpile areas <br />RCS <br />5/11/93 <br />21 <br />Rev ised surface disturbance boundary <br />RCS <br />724193 <br />22 <br />Revised refuse access road to as built <br />RCS <br />9/7193 <br />23 <br />Nothing recorded <br />24 <br />l ethnical revision loadout with batch weigh bin <br />­T access <br />RCS <br />9/7193 <br />25 <br />Changed roads in refuse area, north of development coal waste pila, near cast women to mine <br />and near hoist house to light use- haulroad near silos to access. <br />RCS <br />10/9/93 <br />26 <br />Added row coal stacker tube. Revised RDA road and culvers, added shower trailer <br />RCS <br />12/4/93 <br />27 <br />Added acid and antifreeze tanks and substation and material storage arcs revised S.D. hemrdary <br />RCS <br />2/7/94 <br />28 <br />/ridded biommediation storage sifts <br />RCS <br />32/94 <br />29 <br />Added wells, spoon, and VHS points <br />RCS <br />3/8/94 <br />30 <br />Added slurry lines, pump and water line locations <br />RCS <br />5N/94 <br />31 <br />Added rail unloading hopper with conveyor and diesel fiel tank with containment <br />RCS <br />6/8/94 <br />32 <br />Added sparge and VES trenches <br />RCS <br />6/75/94 <br />33 <br />Added pump [rouse and deicers <br />RCS <br />1021/94 <br />34 <br />Revised mil unloading hopper and conveyor <br />RCS <br />3/7/95 <br />35 <br />Added waste oil storage with coalaimncnf <br />RCS <br />3/7/95 <br />36 <br />Added power poles, relocated acid lank <br />121. <br />7/1/95 <br />37 <br />Replaced biomnediation storage site with topsoil stockpile N3 <br />DP <br />II16/95 <br />38 <br />Update facility manes <br />JHK <br />1023/97 <br />39 <br />Add mainteoanec condor <br />JFIK <br />9/1/98 <br />40 <br />Revised mil unloading system, added substation, extend clear coal tunnel <br />RGT <br />8/16/01 <br />41 <br />Numbered mw coal stockpile.% <br />BUT <br />10 /S /Ul <br />42 <br />Relocated north truck dump, maned haul road to to track dump location. Reamved substation <br />(Rev 40) and access road west of'cozl lab. <br />RGT <br />123/03 <br />43 <br />TR-49: Mine dewatenng system <br />2Gr <br />9/l8/U6 <br />44 <br />Change turbine pump location <br />RGT <br />824/08 <br />45 <br />Update facilities <br />RGT <br />10/31708 <br />46 <br />MR 90 Temporary Facilities <br />RGT <br />1/15/10 <br />47 <br />MR 94 temporary slope Equipment <br />RGT <br />8 /6 /10 <br />48 <br />TR -54 Surface Facilities <br />RGT <br />12/9/10 <br />ERE <br />MLqI <br />I <br />F– <br />C: <br />c <br />� <br />L <br />N <br />U <br />Y <br />W <br />3 <br />a� <br />z <br />Information presented on this map has been reviewed by me <br />and is accurate to the best of my knowledge and inforingtji�a <br />1 2 4 0 4 112 np(70 <br />Date PE# <br />Signature <br />N <br />C <br />U <br />O <br />I <br />• <br />(4) 3 "O <br />TYPICAL UTILITY DETAIL SECTIONS <br />(4) 3 "0 Condui[s Bedding <br />or Prepared Base <br />Undisturbed or <br />Compacted Subbase <br />10 "O HDPE DR9 Mine <br />Drainage Water Line 16 "O DR9 HDPE Raw <br />Water Lines <br />*Minimum bending radius for HDPE pipe is 50 ft, or per manufacturer's specification. <br />Typical Standard Storm Sewer Manhole <br />Ground Line Cover <br />18" <br />Max. 24" <br />Eccentric Cone <br />24 ", 30" or 36" <br />a; <br />Flexible Sealant <br />0 <br />NOT FOR CONSTRUCTION <br />CALL BEFORE YOU DIG — Undergound Utility Locations <br />Colorado 811 811 or 1- 800 - 922 -1987 <br />Provide 24 Hours Notice <br />4 <br />1 <br />Flexible Sealant - Manho e Barrel <br />• Section Various <br />e <br />Heights <br />_T IE e <br />12" Min. 6" <br />r.. <br />.i °.. ,1 ...; 6 <br />Cored Hole or Bloc] <br />for Pipe Connection <br />Material <br />Concrete Base <br />Cast in Place or <br />Pre -cast <br />10 "0 HDPE DR9 Kline <br />Drainage Water Lines; <br />Typical Standard Sanitary Sewer Manhole <br />(cast -in -place base) <br />Ground Line � / Cover <br />150 0 150 300 <br />Scale (ft) <br />1"=150' <br />Contour Interval = 20' <br />�-6" Minimum Bedding <br />or Prepared Base <br />– Undisturbed or <br />Compacted Subbase <br />16 "0 DR9 HDPE Raw <br />Water Lines <br />24" <br />v <br />4 <br />. a Eccentric Cone <br />24", 30" or 36" <br />4 <br />m o <br />j Flexible Sealant <br />4' <br />4 <br />a <br />Flexible Sealant 4 <br />4 M hole <br />Barrel Section <br />Grout <br />Barre] to Base s. Various Lengths <br />Min. Slope <br />I " per ft. 6" <br />a' <br />di ' <br />- of Pipe, <br />ine' ° . lO 4" Min. <br />4 <br />of Pipe <br />° a 4 <br />I mo " 4 d - <br />^I a 4 4 <br />a <br />Material <br />pat .. <br />VC 15 2010 <br />Cs%70'&' at i"41td ! i4 <br />Uy=0 am tow <br />